/**
* Check the field's settings to ensure they are valid on the section
* editor
*
* @param array $errors
* the array to populate with the errors found.
* @param boolean $checkForDuplicates (optional)
* if set to true, duplicate Field name's in the same section will be flagged
* as errors. Defaults to true.
* @return integer
* returns the status of the checking. if errors has been populated with
* any errors `self::__ERROR__`, `self::__OK__` otherwise.
*/
public function checkFields(array &$errors, $checkForDuplicates = true)
{
$parent_section = $this->get('parent_section');
$element_name = $this->get('element_name');
if (Lang::isUnicodeCompiled()) {
$valid_name = preg_match('/^[\\p{L}]([0-9\\p{L}\\.\\-\\_]+)?$/u', $this->get('element_name'));
} else {
$valid_name = preg_match('/^[A-z]([\\w\\d-_\\.]+)?$/i', $this->get('element_name'));
}
if ($this->get('label') == '') {
$errors['label'] = __('This is a required field.');
}
if ($this->get('element_name') == '') {
$errors['element_name'] = __('This is a required field.');
} elseif (!$valid_name) {
$errors['element_name'] = __('Invalid element name. Must be valid %s.', array('<code>QName</code>'));
} elseif ($checkForDuplicates) {
if (FieldManager::fetchFieldIDFromElementName($element_name, $parent_section) != $this->get('id')) {
$errors['element_name'] = __('A field with that element name already exists. Please choose another.');
}
}
return !empty($errors) ? self::__ERROR__ : self::__OK__;
}
/**
* Check the field's settings to ensure they are valid on the section
* editor
*
* @param array $errors
* the array to populate with the errors found.
* @param boolean $checkForDuplicates (optional)
* if set to true, duplicate Field name's in the same section will be flagged
* as errors. Defaults to true.
* @return integer
* returns the status of the checking. if errors has been populated with
* any errors `self::__ERROR__`, `self::__OK__` otherwise.
*/
public function checkFields(array &$errors, $checkForDuplicates = true)
{
$parent_section = $this->get('parent_section');
$element_name = $this->get('element_name');
if (Lang::isUnicodeCompiled()) {
$valid_name = preg_match('/^[\\p{L}]([0-9\\p{L}\\.\\-\\_]+)?$/u', $this->get('element_name'));
} else {
$valid_name = preg_match('/^[A-z]([\\w\\d-_\\.]+)?$/i', $this->get('element_name'));
}
if ($this->get('label') == '') {
$errors['label'] = __('This is a required field.');
}
if ($this->get('element_name') == '') {
$errors['element_name'] = __('This is a required field.');
} elseif (!$valid_name) {
$errors['element_name'] = __('Invalid element name. Must be valid QName.');
} elseif ($checkForDuplicates) {
$sql_id = $this->get('id') ? " AND f.id != '" . $this->get('id') . "' " : '';
$sql = "\n\t\t\t\t\tSELECT\n\t\t\t\t\t\tf.*\n\t\t\t\t\tFROM\n\t\t\t\t\t\t`tbl_fields` AS f\n\t\t\t\t\tWHERE\n\t\t\t\t\t\tf.element_name = '{$element_name}'\n\t\t\t\t\t\t{$sql_id}\n\t\t\t\t\t\tAND f.parent_section = '{$parent_section}'\n\t\t\t\t\tLIMIT 1\n\t\t\t\t";
if (Symphony::Database()->fetchRow(0, $sql)) {
$errors['element_name'] = __('A field with that element name already exists. Please choose another.');
}
}
return !empty($errors) ? self::__ERROR__ : self::__OK__;
}
/**
* This function strips characters that are not allowed in XML
*
* @since Symphony 2.3
* @link http://www.w3.org/TR/xml/#charsets
* @link http://www.phpedit.net/snippet/Remove-Invalid-XML-Characters
* @param string $value
* @return string
*/
public static function stripInvalidXMLCharacters($value)
{
if (Lang::isUnicodeCompiled()) {
return preg_replace('/[^\\x{0009}\\x{000a}\\x{000d}\\x{0020}-\\x{D7FF}\\x{E000}-\\x{FFFD}]+/u', ' ', $value);
} else {
$ret = '';
if (empty($value)) {
return $ret;
}
$length = strlen($value);
for ($i = 0; $i < $length; $i++) {
$current = ord($value[$i]);
if ($current == 0x9 || $current == 0xa || $current == 0xd || $current >= 0x20 && $current <= 0xd7ff || $current >= 0xe000 && $current <= 0xfffd || $current >= 0x10000 && $current <= 0x10ffff) {
$ret .= chr($current);
}
}
return $ret;
}
}
/**
* Check the field's settings to ensure they are valid on the section
* editor
*
* @param array $errors
* the array to populate with the errors found.
* @param boolean $checkForDuplicates (optional)
* if set to true, duplicate Field name's in the same section will be flagged
* as errors. Defaults to true.
* @return integer
* returns the status of the checking. if errors has been populated with
* any errors `self::__ERROR__`, `self::__OK__` otherwise.
*/
public function checkFields(array &$errors, $checkForDuplicates = true)
{
$parent_section = $this->get('parent_section');
$label = $this->get('label');
$element_name = $this->get('element_name');
if (Lang::isUnicodeCompiled()) {
$valid_name = preg_match('/^[\\p{L}]([0-9\\p{L}\\.\\-\\_]+)?$/u', $element_name);
} else {
$valid_name = preg_match('/^[A-z]([\\w\\d-_\\.]+)?$/i', $element_name);
}
if ($label === '') {
$errors['label'] = __('This is a required field.');
} elseif (strtolower($label) === 'id') {
$errors['label'] = __('%s is a reserved name used by the system and is not allowed for a field handle. Try using %s instead.', array('<code>ID</code>', '<code>UID</code>'));
}
if ($element_name === '') {
$errors['element_name'] = __('This is a required field.');
} elseif ($element_name === 'id') {
$errors['element_name'] = __('%s is a reserved name used by the system and is not allowed for a field handle. Try using %s instead.', array('<code>id</code>', '<code>uid</code>'));
} elseif (!$valid_name) {
$errors['element_name'] = __('Invalid element name. Must be valid %s.', array('<code>QName</code>'));
} elseif ($checkForDuplicates) {
if (FieldManager::fetchFieldIDFromElementName($element_name, $parent_section) !== $this->get('id')) {
$errors['element_name'] = __('A field with that element name already exists. Please choose another.');
}
}
// Check that if the validator is provided that it's a valid regular expression
if (!is_null($this->get('validator')) && $this->get('validator') !== '') {
if (@preg_match($this->get('validator'), 'teststring') === false) {
$errors['validator'] = __('Validation rule is not a valid regular expression');
}
}
return !empty($errors) ? self::__ERROR__ : self::__OK__;
}
/**
* This function takes a string and returns an empty DOMElement
* with a valid name. If the passed `$name` is a valid QName, the handle of
* this name will be the name of the element, otherwise this will fallback to 'key'.
*
* @see toolkit.Lang#createHandle
* @param string $name
* If the `$name` is not a valid QName it will be ignored and replaced with
* 'key'. If this happens, a `@value` attribute will be set with the original
* `$name`. If `$name` is a valid QName, it will be run through `Lang::createHandle`
* to create a handle for the element.
* @return DOMElement
* An empty DOMElement with `@handle` and `@value` attributes.
*/
private static function _valid_element_name($name)
{
if (Lang::isUnicodeCompiled()) {
$valid_name = preg_match('/^[\\p{L}]([0-9\\p{L}\\.\\-\\_]+)?$/u', $name);
} else {
$valid_name = preg_match('/^[A-z]([\\w\\d-_\\.]+)?$/i', $name);
}
if ($valid_name) {
$xKey = self::$dom->createElement(Lang::createHandle($name));
} else {
$xKey = self::$dom->createElement('key');
}
$xKey->setAttribute('handle', Lang::createHandle($name));
$xKey->setAttribute('value', General::sanitize($name));
return $xKey;
}
